Frank,
>I have a client with a HUGE monitor. It is set to a resolution of 3840 by
>2160
>When I do a AppDeskTop():CurrentSize(), I get a resolution of 1280 by 720.
Take a look at the example program that I posted on September 7, 2018 in the
"Generic" news group thread "Desktopsize of current monitor (dual monitor)".
Maybe some of those routines will help.
Andreas